<!-- 用户管理 -->
<script setup lang="ts">
defineOptions({
  name: 'User',
  inheritAttrs: false,
})

import {
  getUserPage,
  getUserForm,
  deleteUsers,
  addUser,
  updateUser,
  updateUserPassword,
  downloadTemplateApi,
  exportUser,
  importUser,
} from '@/api/user'
import { getDeptOptions } from '@/api/dept'
import { getRoleOptions } from '@/api/role'

import { UserForm, UserQuery, UserPageVO } from '@/api/user/types'
import type { UploadInstance } from 'element-plus'
import { genFileId } from 'element-plus'

const queryFormRef = ref(ElForm) // 查询表单
const userFormRef = ref(ElForm) // 用户表单
const uploadRef = ref<UploadInstance>() // 上传组件

const loading = ref(false) //  加载状态
const removeIds = ref([]) // 删除用户ID集合 用于批量删除
const queryParams = reactive<UserQuery>({
  pageNum: 1,
  pageSize: 10,
})
const dateTimeRange = ref('')
const total = ref(0) // 数据总数
const pageData = ref<UserPageVO[]>() // 用户分页数据
const deptList = ref<OptionType[]>() // 部门下拉数据源
const roleList = ref<OptionType[]>() // 角色下拉数据源

watch(dateTimeRange, (newVal) => {
  if (newVal) {
    queryParams.startTime = newVal[0]
    queryParams.endTime = newVal[1]
  }
})

// 弹窗对象
const dialog = reactive({
  visible: false,
  type: 'user-form',
  width: 800,
  title: '',
})

// 用户表单数据
const formData = reactive<UserForm>({
  status: 1,
})

// 用户导入数据
const importData = reactive({
  deptId: undefined,
  file: undefined,
  fileList: [],
})

// 校验规则
const rules = reactive({
  username: [{ required: true, message: '用户名不能为空', trigger: 'blur' }],
  nickname: [{ required: true, message: '用户昵称不能为空', trigger: 'blur' }],
  deptId: [{ required: true, message: '所属部门不能为空', trigger: 'blur' }],
  roleIds: [{ required: true, message: '用户角色不能为空', trigger: 'blur' }],
  email: [
    {
      pattern: /\w[-\w.+]*@([A-Za-z0-9][-A-Za-z0-9]+\.)+[A-Za-z]{2,14}/,
      message: '请输入正确的邮箱地址',
      trigger: 'blur',
    },
  ],
  mobile: [
    {
      pattern: /^1[3|4|5|6|7|8|9][0-9]\d{8}$/,
      message: '请输入正确的手机号码',
      trigger: 'blur',
    },
  ],
})

/** 查询 */
function handleQuery() {
  loading.value = true
  getUserPage(queryParams)
    .then(({ data }) => {
      pageData.value = data.list
      total.value = data.total
    })
    .finally(() => {
      loading.value = false
    })
}

/** 重置查询 */
function resetQuery() {
  queryFormRef.value.resetFields()
  dateTimeRange.value = ''
  queryParams.pageNum = 1
  queryParams.deptId = undefined
  queryParams.startTime = undefined
  queryParams.endTime = undefined
  handleQuery()
}

/** 行选中 */
function handleSelectionChange(selection: any) {
  removeIds.value = selection.map((item: any) => item.id)
}

/** 重置密码 */
function resetPassword(row: { [key: string]: any }) {
  ElMessageBox.prompt(
    '请输入用户「' + row.username + '」的新密码',
    '重置密码',
    {
      confirmButtonText: '确定',
      cancelButtonText: '取消',
    }
  ).then(({ value }) => {
    if (!value) {
      ElMessage.warning('请输入新密码')
      return false
    }
    updateUserPassword(row.id, value).then(() => {
      ElMessage.success('密码重置成功，新密码是：' + value)
    })
  })
}

/** 加载角色下拉数据源 */
async function loadRoleOptions() {
  getRoleOptions().then((response) => {
    roleList.value = response.data
  })
}

/** 加载部门下拉数据源 */
async function loadDeptOptions() {
  getDeptOptions().then((response) => {
    deptList.value = response.data
  })
}

/**
 * 打开弹窗
 *
 * @param type 弹窗类型  用户表单：user-form | 用户导入：user-import
 * @param id 用户ID
 */
async function openDialog(type: string, id?: number) {
  dialog.visible = true
  dialog.type = type

  if (dialog.type === 'user-form') {
    // 用户表单弹窗
    await loadDeptOptions()
    await loadRoleOptions()
    if (id) {
      dialog.title = '修改用户'
      getUserForm(id).then(({ data }) => {
        Object.assign(formData, { ...data })
      })
    } else {
      dialog.title = '新增用户'
    }
  } else if (dialog.type === 'user-import') {
    // 用户导入弹窗
    dialog.title = '导入用户'
    dialog.width = 600
    loadDeptOptions()
  }
}

/**
 * 关闭弹窗
 *
 * @param type 弹窗类型  用户表单：user-form | 用户导入：user-import
 */
function closeDialog() {
  dialog.visible = false
  if (dialog.type === 'user-form') {
    userFormRef.value.resetFields()
    userFormRef.value.clearValidate()

    formData.id = undefined
    formData.status = 1
  } else if (dialog.type === 'user-import') {
    importData.file = undefined
    importData.fileList = []
  }
}

/** 表单提交 */
const handleSubmit = useThrottleFn(() => {
  if (dialog.type === 'user-form') {
    userFormRef.value.validate((valid: any) => {
      if (valid) {
        const userId = formData.id
        loading.value = true
        if (userId) {
          updateUser(userId, formData)
            .then(() => {
              ElMessage.success('修改用户成功')
              closeDialog()
              resetQuery()
            })
            .finally(() => (loading.value = false))
        } else {
          addUser(formData)
            .then(() => {
              ElMessage.success('新增用户成功')
              closeDialog()
              resetQuery()
            })
            .finally(() => (loading.value = false))
        }
      }
    })
  } else if (dialog.type === 'user-import') {
    if (!importData?.deptId) {
      ElMessage.warning('请选择部门')
      return false
    }
    if (!importData?.file) {
      ElMessage.warning('上传Excel文件不能为空')
      return false
    }
    importUser(importData?.deptId, importData?.file).then((response) => {
      ElMessage.success(response.data)
      closeDialog()
      resetQuery()
    })
  }
}, 3000)

/** 删除用户 */
function handleDelete(id?: number) {
  const userIds = [id || removeIds.value].join(',')
  if (!userIds) {
    ElMessage.warning('请勾选删除项')
    return
  }

  ElMessageBox.confirm('确认删除用户?', '警告', {
    confirmButtonText: '确定',
    cancelButtonText: '取消',
    type: 'warning',
  }).then(function () {
    deleteUsers(userIds).then(() => {
      ElMessage.success('删除成功')
      resetQuery()
    })
  })
}

/** 下载导入模板 */
function downloadTemplate() {
  downloadTemplateApi().then((response: any) => {
    const fileData = response.data
    const fileName = decodeURI(
      response.headers['content-disposition'].split(';')[1].split('=')[1]
    )
    const fileType =
      'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=utf-8'

    const blob = new Blob([fileData], { type: fileType })
    const downloadUrl = window.URL.createObjectURL(blob)

    const downloadLink = document.createElement('a')
    downloadLink.href = downloadUrl
    downloadLink.download = fileName

    document.body.appendChild(downloadLink)
    downloadLink.click()

    document.body.removeChild(downloadLink)
    window.URL.revokeObjectURL(downloadUrl)
  })
}

/** Excel文件 Change */
function handleFileChange(file: any) {
  importData.file = file.raw
  console.log(importData.file)
}

/** Excel文件 Exceed  */
function handleFileExceed(files: any) {
  uploadRef.value!.clearFiles()
  const file = files[0]
  file.uid = genFileId()
  uploadRef.value!.handleStart(file)
  importData.file = file
}

/** 导出用户 */
function handleExport() {
  exportUser(queryParams).then((response: any) => {
    const fileData = response.data
    const fileName = decodeURI(
      response.headers['content-disposition'].split(';')[1].split('=')[1]
    )
    const fileType =
      'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=utf-8'

    const blob = new Blob([fileData], { type: fileType })
    const downloadUrl = window.URL.createObjectURL(blob)

    const downloadLink = document.createElement('a')
    downloadLink.href = downloadUrl
    downloadLink.download = fileName

    document.body.appendChild(downloadLink)
    downloadLink.click()

    document.body.removeChild(downloadLink)
    window.URL.revokeObjectURL(downloadUrl)
  })
}

onMounted(() => {
  handleQuery()
})
</script>

<template>
  <div class="app-container">
    <el-row :gutter="20">
      <!-- 部门树 -->
      <el-col :lg="4" :xs="24" class="mb-[12px]">
        <dept-tree v-model="queryParams.deptId" @node-click="handleQuery" />
      </el-col>

      <!-- 用户列表 -->
      <el-col :lg="20" :xs="24">
        <div class="search-container">
          <el-form ref="queryFormRef" :model="queryParams" :inline="true">
            <el-form-item label="关键字" prop="keywords">
              <el-input
                v-model="queryParams.keywords"
                placeholder="用户名/昵称/手机号"
                clearable
                style="width: 200px"
                @keyup.enter="handleQuery"
              />
            </el-form-item>

            <el-form-item label="状态" prop="status">
              <el-select
                v-model="queryParams.status"
                placeholder="全部"
                clearable
                class="!w-[100px]"
              >
                <el-option label="启用" value="1" />
                <el-option label="禁用" value="0" />
              </el-select>
            </el-form-item>

            <el-form-item label="创建时间">
              <el-date-picker
                class="!w-[240px]"
                v-model="dateTimeRange"
                type="daterange"
                range-separator="~"
                start-placeholder="开始时间"
                end-placeholder="截止时间"
                value-format="YYYY-MM-DD"
              />
            </el-form-item>

            <el-form-item>
              <el-button type="primary" @click="handleQuery"
                ><i-ep-search />搜索</el-button
              >
              <el-button @click="resetQuery">
                <i-ep-refresh />
                重置</el-button
              >
            </el-form-item>
          </el-form>
        </div>

        <el-card shadow="never" class="table-container">
          <template #header>
            <div class="flex justify-between">
              <div>
                <el-button
                  v-hasPerm="['sys:user:add']"
                  type="success"
                  @click="openDialog('user-form')"
                  ><i-ep-plus />新增</el-button
                >
                <el-button
                  v-hasPerm="['sys:user:delete']"
                  type="danger"
                  :disabled="removeIds.length === 0"
                  @click="handleDelete()"
                  ><i-ep-delete />删除</el-button
                >
              </div>
              <div>
                <el-dropdown split-button>
                  导入
                  <template #dropdown>
                    <el-dropdown-menu>
                      <el-dropdown-item @click="downloadTemplate">
                        <i-ep-download />下载模板</el-dropdown-item
                      >
                      <el-dropdown-item @click="openDialog('user-import')">
                        <i-ep-top />导入数据</el-dropdown-item
                      >
                    </el-dropdown-menu>
                  </template>
                </el-dropdown>
                <el-button class="ml-3" @click="handleExport"
                  ><template #icon><i-ep-download /></template>导出</el-button
                >
              </div>
            </div>
          </template>

          <el-table
            v-loading="loading"
            :data="pageData"
            @selection-change="handleSelectionChange"
          >
            <el-table-column type="selection" width="50" align="center" />
            <el-table-column
              key="id"
              label="编号"
              align="center"
              prop="id"
              width="100"
            />
            <el-table-column
              key="username"
              label="用户名"
              align="center"
              prop="username"
            />
            <el-table-column
              label="用户昵称"
              width="120"
              align="center"
              prop="nickname"
            />

            <el-table-column
              label="性别"
              width="100"
              align="center"
              prop="genderLabel"
            />

            <el-table-column
              label="部门"
              width="120"
              align="center"
              prop="deptName"
            />
            <el-table-column
              label="手机号码"
              align="center"
              prop="mobile"
              width="120"
            />

            <el-table-column label="状态" align="center" prop="status">
              <template #default="scope">
                <el-tag :type="scope.row.status == 1 ? 'success' : 'info'">{{
                  scope.row.status == 1 ? '启用' : '禁用'
                }}</el-tag>
              </template>
            </el-table-column>
            <el-table-column
              label="创建时间"
              align="center"
              prop="createTime"
              width="180"
            />
            <el-table-column label="操作" fixed="right" width="220">
              <template #default="scope">
                <el-button
                  v-hasPerm="['sys:user:reset_pwd']"
                  type="primary"
                  size="small"
                  link
                  @click="resetPassword(scope.row)"
                  ><i-ep-refresh-left />重置密码</el-button
                >
                <el-button
                  v-hasPerm="['sys:user:edit']"
                  type="primary"
                  link
                  size="small"
                  @click="openDialog('user-form', scope.row.id)"
                  ><i-ep-edit />编辑</el-button
                >
                <el-button
                  v-hasPerm="['sys:user:delete']"
                  type="primary"
                  link
                  size="small"
                  @click="handleDelete(scope.row.id)"
                  ><i-ep-delete />删除</el-button
                >
              </template>
            </el-table-column>
          </el-table>

          <pagination
            v-if="total > 0"
            v-model:total="total"
            v-model:page="queryParams.pageNum"
            v-model:limit="queryParams.pageSize"
            @pagination="handleQuery"
          />
        </el-card>
      </el-col>
    </el-row>

    <!-- 弹窗 -->
    <el-dialog
      v-model="dialog.visible"
      :title="dialog.title"
      :width="dialog.width"
      append-to-body
      @close="closeDialog"
    >
      <!-- 用户新增/编辑表单 -->
      <el-form
        v-if="dialog.type === 'user-form'"
        ref="userFormRef"
        :model="formData"
        :rules="rules"
        label-width="80px"
      >
        <el-form-item label="用户名" prop="username">
          <el-input
            v-model="formData.username"
            :readonly="!!formData.id"
            placeholder="请输入用户名"
          />
        </el-form-item>

        <el-form-item label="用户昵称" prop="nickname">
          <el-input v-model="formData.nickname" placeholder="请输入用户昵称" />
        </el-form-item>

        <el-form-item label="所属部门" prop="deptId">
          <el-tree-select
            v-model="formData.deptId"
            placeholder="请选择所属部门"
            :data="deptList"
            filterable
            check-strictly
            :render-after-expand="false"
          />
        </el-form-item>

        <el-form-item label="性别" prop="gender">
          <dictionary v-model="formData.gender" type-code="gender" />
        </el-form-item>

        <el-form-item label="角色" prop="roleIds">
          <el-select v-model="formData.roleIds" multiple placeholder="请选择">
            <el-option
              v-for="item in roleList"
              :key="item.value"
              :label="item.label"
              :value="item.value"
            />
          </el-select>
        </el-form-item>

        <el-form-item label="手机号码" prop="mobile">
          <el-input
            v-model="formData.mobile"
            placeholder="请输入手机号码"
            maxlength="11"
          />
        </el-form-item>

        <el-form-item label="邮箱" prop="email">
          <el-input
            v-model="formData.email"
            placeholder="请输入邮箱"
            maxlength="50"
          />
        </el-form-item>

        <el-form-item label="状态" prop="status">
          <el-radio-group v-model="formData.status">
            <el-radio :label="1">正常</el-radio>
            <el-radio :label="0">禁用</el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>

      <!-- 用户导入表单 -->
      <el-form
        v-else-if="dialog.type === 'user-import'"
        :model="importData"
        label-width="100px"
      >
        <el-form-item label="部门">
          <el-tree-select
            v-model="importData.deptId"
            placeholder="请选择部门"
            :data="deptList"
            filterable
            check-strictly
          />
        </el-form-item>

        <el-form-item label="Excel文件">
          <el-upload
            ref="uploadRef"
            action=""
            drag
            accept="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet, application/vnd.ms-excel"
            :limit="1"
            :auto-upload="false"
            :file-list="importData.fileList"
            :on-change="handleFileChange"
            :on-exceed="handleFileExceed"
          >
            <el-icon class="el-icon--upload">
              <i-ep-upload-filled />
            </el-icon>
            <div class="el-upload__text">
              将文件拖到此处，或
              <em>点击上传</em>
            </div>
            <template #tip>
              <div>xls/xlsx files</div>
            </template>
          </el-upload>
        </el-form-item>
      </el-form>
      <!-- 弹窗底部操作按钮 -->
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="handleSubmit">确 定</el-button>
          <el-button @click="closeDialog">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>
